/Engine/Plugins/Runtime/MeshModelingToolset/Source/ModelingComponents/Public/Selection/GeometrySelector.h
FGeometryIdentifieris used to represent a specific Geometry-containing object.
struct FGeometryIdentifier
EObjectType
ObjectType
Object Type specifies the specific UClass/UObject Type of TargetObject
TWeakObjectPtr<...
TargetObject
TargetObject isoptional, depending on the identifier and situation it may or may not exist
ETargetType
TargetType
Target Type specifies the category of TargetObject